PC8477BV-1 National Semiconductor, PC8477BV-1 Datasheet - Page 41

• Manufacturer Part Number: PC8477BV-1
• Description: IC ADVANCED FLOPPY CTRLR 68PLCC
• Manufacturer: National Semiconductor
• Series: SuperFDC™r

Specifications of PC8477BV-1

• Controller Type: Floppy Disk Controller
• Voltage - Supply: 4.5 V ~ 5.5 V
• Operating Temperature: 0°C ~ 70°C
• Mounting Type: Surface Mount
• Package / Case: 68-LCC (J-Lead)
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• Current - Supply: -
• Interface: -
• Other names: *PC8477BV-1

6 0 Device Description
6 2 3 Microprocessor Read Timing
Symbol
t
t
t
t
t
t
t
t
AR
RR
RA
RD
RH
DF
RI
DH
Address Setup to Read Active
Read Active Pulse Width
Address Hold from Read Inactive
Data Valid from Read Active
Read Inactive Pulse Width
Data Output Float Delay
Interrupt Delay from Read Inactive
Data Output Hold from Read Inactive
(Continued)
Parameter
FIGURE 6-2 Microprocessor Read Timing
41
Min
60
45
5
0
5
Max
45
25
55
TL F 11332 – 17
Units
ns
ns
ns
ns
ns
ns
ns
ns